By John Blake, CNN
(CNN) - After Rev. Martin Luther King Jr. first gained wide public recognition in the mid-1950s, he made a special request to evangelist Billy Graham.
King was poised to join Graham on one of his barnstorming crusades, but would do so only on one condition. He asked Graham to publicly speak out against segregation, a request Graham declined, says San Diego State University historian Edward Blum.
“What Graham feared was losing all of his influence,” Blum says. “For him, personal salvation was primary, justice secondary. For King, justice was primary.”
After President Obama this week became the first sitting president to endorse same-sex marriage, black clergy and churchgoers could face a similar question to the one that fractured King and Graham: Should my ideas about personal holiness trump my notion of justice?
Read the full post on CNN's Belief blog